14 Going on 30

14 Going onis a 1988 madeforTV movie broadcast by American Broadcasting Company and Buena Vista Television, and later distributed by Walt Disney Home Video. It stars Steven Eckholdt as Danny, a fourteenyearold boy who is infatuated with his teacher Peggy Noble Daphne Ashbrook. Danny uses a growth accelerator to make himself appear older than his actual age in an attempt to seduce her. A similar age swap and nearly identical title appears in the 2004 filmGoing on 30, and the earlier film may have influenced the latter.

One day, he oversees his geeky friend Lloyd Duffy Adam Carl, who happens to live next door with his uncle Herb Harry Morgan and aunt May Irene Tedrow, growing fruits with an experimental growth accelerator. Danny becomes enthusiastic of turning himself into a grown man with the same machine, in order to break up Miss Nobles engagement, as well as convincing her to give him a chance. Lloyd is reluctant to help him out, aware of everything that could go wrong, so Danny secretly uses the machine at night. He saw that the timing was perfect, considering that his parents will leave the house for a week. Unaware of the consequences, he turns into a 30yearold man Steve Eckholdt.The next day, Lloyd immediately starts working on a machine with the opposite effect so Danny will be able to return to his 14yearold body soon. During this process, Danny visits the high school to pursue Miss Noble. When he arrives, he is mistaken as the schools newest principal, Harold Forndexter. He not only impresses his assistant Louisa Horton Loretta Swit with the introduction of his new rules which include having as much fun as possible but also Peggy, who admires his youthful approach of life. ........

Source: Wikipedia